28128282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51517}}^1$

素因数の和:51542

約数の個数: 32

約数和(自身を含む): 69240192

約数和(自身を除く): 41111910

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 51517, 103034, 154551, 309102, 360619, 669721, 721238, 1081857, 1339442, 2009163, 2163714, 4018326, 4688047, 9376094, 14064141, 28128282]

約数ペア:

[(1, 28128282), (2, 14064141), (3, 9376094), (6, 4688047), (7, 4018326), (13, 2163714), (14, 2009163), (21, 1339442), (26, 1081857), (39, 721238), (42, 669721), (78, 360619), (91, 309102), (182, 154551), (273, 103034), (546, 51517)]